| Company Name | Company Location | Company Type | Most Recent Production | |
|---|---|---|---|---|
| 1 | Montana Power Company | Butte, MT 59701 | Oil & Gas Operator | Apr 2002 |
| 2 | Montana Power Gas Company | Oil & Gas Operator | Apr 2002 | |
| 3 | Mountain Pacific General Inc. | Cut Bank, MT 59427 | Oil & Gas Operator | Jun 2022 |